Hat rack



FIG. 1 is a front view of a hat rack showing my new design;

FIG. 2 is a back view thereof;

FIG. 3 is a top view thereof; and,

FIG. 4 is a left side view of FIG. 1 shown in an alternate environment, the right side view being a mirror image.

The broken lines shown in the drawing disclosure are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a hat rack, as shown and described. 